Micromech Ltd

Robot or Machine? Choosing the Right Motion Solution for Your Automation Application

kar2032micr — Tue, 13 Oct 2026 13:20:45 +0000

As industrial automation continues to evolve, machine builders and manufacturers face an important question: is a robot always the best solution, or could a dedicated servo-driven machine deliver better performance?

Robotics has transformed modern manufacturing, offering flexibility, efficiency and the ability to automate increasingly complex tasks. However, introducing a robot does not automatically guarantee greater accuracy, faster production or improved productivity.

The right solution depends on the application’s specific motion requirements, including speed, precision, repeatability and flexibility.

In this article, inspired by insights from Trio Motion Technology, we explore the differences between robotic systems and dedicated motion-controlled machines, and how to determine the most suitable approach for your automation application.

At a Glance: Robot vs Machine

Industrial Robots

Flexibility and Versatility
Industrial robots offer flexible multi-axis movement, making them suitable for material handling, pick-and-place operations and applications requiring frequent changes in positioning or tasks.

Servo-Driven Machines

Precision and Synchronisation
Dedicated servo-driven machines can be optimised for accurate, repeatable and synchronised motion, making them ideal for high-speed production and precision manufacturing processes.

Integrated Solutions

The Best of Both Technologies
Combining robotics with dedicated motion control can deliver flexibility and precision, allowing machine builders to coordinate different operations within a single automation system.

Application Requirements

Selecting the Right Solution
Consider speed, accuracy, repeatability, flexibility and integration requirements when choosing between robotic systems and dedicated motion-controlled machinery.

Understanding the Difference Between Robots and Servo-Driven Machines

Although both technologies use motion control to automate industrial processes, their mechanical configurations and operating characteristics can be quite different.

Industrial robots typically use multiple interconnected axes to perform movements across a defined working area. They are particularly suited to applications requiring flexible positioning, handling and movement between different locations.

Servo-driven machines, on the other hand, are often designed around a specific manufacturing process. Their motion systems can be optimised for highly accurate, synchronised and repeatable movements.

Neither approach is universally better. The choice depends on what the machine needs to achieve.

When Is a Servo-Driven Machine the Better Choice?

For applications requiring high-speed, coordinated motion, a purpose-built servo-driven machine can offer significant advantages.

Where movements follow a structured, repetitive sequence, dedicated motion control allows engineers to optimise the complete motion cycle, achieving accurate positioning, synchronisation and consistent performance.

✓ High-Speed Packaging
Synchronised axes maintain accurate positioning and timing throughout the production process.

✓ Precision Cutting
Coordinated movement enables controlled tool paths and consistent results.

✓ Automated Assembly
Repeatable positioning supports consistent component placement and manufacturing quality.

✓ Printing and Converting
Accurate speed and position synchronisation helps maintain registration and process consistency.

In these applications, motion performance often depends on how effectively individual axes work together.

A dedicated motion controller can coordinate servo motors and other motion components to achieve precise, repeatable movements without introducing unnecessary mechanical complexity.

Where Do Industrial Robots Excel?

Industrial robots offer particular advantages where flexibility and movement across multiple positions are essential.

Unlike a machine designed around a fixed process, a robotic system can often be reprogrammed to perform different operations or accommodate changing production requirements.

✓ Pick-and-Place Operations
Flexible positioning allows robots to transfer components and products between different locations.

✓ Material Handling
Robots can automate loading, unloading and product movement, reducing repetitive manual handling.

✓ Machine Tending
Robotic systems can load and unload CNC machines and other production equipment.

✓ Flexible Assembly
Programmable movements allow robots to accommodate different components, product configurations and assembly tasks.

Robots can be particularly valuable when manufacturers need to handle different product sizes, configurations or production sequences.

However, robotic flexibility must be balanced against the application’s required speed, accuracy, payload and operating environment.

Combining Robotics and Motion Control

For some applications, the most effective solution is not a choice between a robot and a machine, but a combination of both.

A dedicated machine may perform the primary manufacturing process, while a robot handles supporting operations such as component loading, product transfer or inspection.

For example, a SCARA robot could load components onto a production line while servo-driven axes manage the precision manufacturing process.

Integrating these technologies requires effective communication and synchronisation between the robot and the machine.

Where supported by the chosen system, a common motion control platform can simplify integration by coordinating robotic and machine axes within a single control environment.

This approach can reduce the complexity associated with separate control systems and help improve overall machine coordination.

Why Motion Control Is Central to the Decision

Whether an application uses a robot, a dedicated machine or a combination of both, motion control remains fundamental to performance.

Before selecting the technology, machine builders should evaluate several important factors to ensure the solution meets their operational requirements.

Speed & Cycle Time

Consider the required production speed and how optimised motion profiles and synchronised axes can improve cycle times.

Accuracy & Repeatability

Evaluate positioning accuracy, repeatability and feedback requirements to ensure consistent performance throughout the production process.

Flexibility

Consider whether the system needs to accommodate different products, movements or changing production requirements.

Axis Coordination

Determine how many axes must operate together and the level of synchronisation required for smooth, controlled motion.

Integration & Maintenance

Assess programming, commissioning, maintenance and future expansion requirements to simplify integration and long-term operation.

Trio Motion Technology: Integrated Motion and Robotics Control

Trio Motion Technology develops advanced motion control solutions for applications requiring precise, coordinated movement.

Its motion controllers support a wide range of industrial automation requirements, from individual servo axes to complex multi-axis systems.

Using technologies such as EtherCAT, Trio solutions enable high-speed communication and synchronisation between compatible motion control components.

Trio’s integrated approach can also support machine and robotic motion within a common control environment, helping machine builders simplify development and improve coordination.

As a UK Trio Solutions Partner, Micromech supplies and supports Trio Motion Technology products, helping engineers specify suitable motion control solutions for their applications.

Explore Trio Motion Technology solutions at Micromech:
https://www.micromech.co.uk/suppliers/trio/

Conclusion: Choosing the Right Motion Solution

Choosing between an industrial robot and a dedicated servo-driven machine is not simply a question of which technology is more advanced. It is about identifying the solution that best meets the application’s performance, flexibility and production requirements.

Robots can provide the versatility needed for changing tasks and complex handling operations, while dedicated motion-controlled machines can deliver highly optimised, synchronised movement for specific manufacturing processes.

In some applications, combining both technologies offers the most effective approach.

By considering speed, accuracy, repeatability, flexibility and integration requirements from the outset, machine builders can develop automation systems that deliver reliable, efficient and consistent performance.

This article was inspired by “What’s better: a robot or a machine?” by Tom Alexander, published on the Trio Motion Technology blog.
Original article: What’s better: a robot or a machine?

Need help selecting the right motion control solution?

Micromech’s experienced engineers can help you evaluate your application’s requirements and specify suitable motion controllers, servo drives, motors and integrated automation solutions.

Talk to an Expert

The post Robot or Machine? Choosing the Right Motion Solution for Your Automation Application appeared first on Micromech Ltd.

What Is Gearbox Backlash and Why Does It Matter?

kar2032micr — Wed, 07 Oct 2026 10:03:55 +0000

Backlash is an important consideration when selecting a gearbox for a precision motion control application. Even a small amount of movement within the gearbox can affect positioning accuracy, repeatability and the overall performance of a servo system.

Understanding what backlash is, why it occurs and how it affects motion can help engineers select the right gearbox for their application.

At a Glance

WHAT IS BACKLASH?

Small amounts of movement between mating gear teeth when the direction of rotation changes.

WHY IT MATTERS

Backlash can affect positioning accuracy and repeatability in precision motion systems.

WHEN IT MATTERS MOST

Applications with frequent direction changes, precise positioning or highly dynamic motion.

HOW TO REDUCE IT

Correct gearbox selection, low-backlash designs and appropriate system sizing can minimise its effect.

What Is Backlash?

Backlash is the small amount of free movement that can occur between mating gear teeth when the direction of rotation changes.
Within a gearbox, a small clearance is required between gear teeth to allow the gears to operate correctly. When the direction of rotation reverses, the driving gear must move through this clearance before the opposing tooth surfaces make contact and begin transmitting motion in the new direction.

In many applications this movement may have little effect. However, in precision servo systems, even a small amount of backlash can influence positioning accuracy, repeatability and the response of the machine.

Why Backlash Matters in Servo Applications

Backlash becomes particularly important in servo systems because these applications often rely on precise, repeatable movement. When the motor changes direction, any clearance within the gearbox must be taken up before the output begins to move in the opposite direction.
This small amount of lost motion can affect the accuracy and responsiveness of the motion system, particularly where frequent reversing, precise positioning or coordinated movement is required.

POSITIONING ACCURACY

Backlash can cause a small difference between the commanded position and the actual output position.

REVERSING MOTION

The effect of backlash becomes more noticeable when the gearbox frequently changes direction.

REPEATABILITY

Excessive backlash can make it more difficult for a system to return consistently to the same position.

DYNAMIC RESPONSE

Low backlash can help improve the responsiveness and control of high-performance servo systems.

Where Backlash Matters Most

Backlash is not equally critical in every application. Its impact becomes more significant where the motion system requires high positioning accuracy, frequent changes in direction or precise synchronisation between axes.

✓ CNC and machine tool positioning
✓ Robotics and automated handling
✓ Pick-and-place systems
✓ Packaging machinery
✓ Printing and converting equipment
✓ Inspection and measurement systems
✓ Multi-axis motion applications

How to Reduce Gearbox Backlash

Backlash cannot always be eliminated completely, but its effect can be minimised through correct gearbox selection, system sizing and mechanical design. The level of backlash required will depend on the accuracy, repeatability and dynamic performance of the application.

✓ Select a Low-Backlash Gearbox
Choose a gearbox designed for precision servo applications where positioning accuracy and repeatability are important.

✓ Size the Gearbox Correctly
Ensure the gearbox is suitable for the required torque, speed, duty cycle and dynamic loads.

✓ Consider Torsional Rigidity
Higher torsional rigidity helps reduce gearbox deflection under load and can improve the responsiveness of the servo system.

✓ Check the Complete Drivetrain
Couplings, shafts, bearings and other mechanical components can also introduce lost motion or compliance into the system.

✓ Match Performance to the Application
Extremely low backlash is not necessary for every application. Select a gearbox that provides the level of precision the machine actually requires.

How Is Gearbox Backlash Measured?

Backlash in precision gearboxes is typically specified as an angular measurement, usually in arcminutes (arcmin). One arcminute is equal to 1/60th of a degree.

A lower arcminute value indicates less rotational movement between the input and output before the gear teeth engage when the direction of rotation changes.

For example, a gearbox specified with 3 arcmin of backlash allows a smaller amount of lost motion than one specified with 10 arcmin. However, the lowest possible backlash is not always necessary — the appropriate specification depends on the positioning accuracy and performance required by the application.

UNDERSTANDING ARCMINUTES

1° = 60 arcmin
1 arcmin = 0.0167°

Choosing the Right Level of Backlash

The amount of backlash that is acceptable depends on the requirements of the application. While very low backlash is important for highly precise motion, specifying a gearbox with the lowest possible backlash is not always necessary.
When selecting a gearbox, consider the required positioning accuracy, frequency of direction changes, load conditions and overall performance of the motion system.

STANDARD MOTION

For applications where precise positioning is less critical and changes in direction are relatively infrequent, a higher level of backlash may be acceptable.

PRECISION MOTION

Applications requiring accurate positioning, good repeatability or frequent reversing will typically benefit from a low-backlash gearbox.

HIGH-PRECISION MOTION

Robotics, machine tools, inspection systems and other demanding applications may require very low backlash to achieve the required level of motion accuracy.

Backlash vs Lost Motion

Although the terms backlash and lost motion are sometimes used interchangeably, they do not describe exactly the same thing.

Backlash refers specifically to the mechanical clearance between mating gear teeth, which becomes apparent when the direction of rotation changes.

Lost motion is a broader measurement that can include backlash as well as other effects within the drivetrain, such as elastic deformation, torsional compliance and movement within bearings or couplings.

For precision servo applications, it is therefore important to consider the performance of the complete mechanical system rather than looking at the gearbox backlash specification alone.

Selecting a Gearbox for Low-Backlash Applications

When selecting a gearbox for a precision servo application, backlash should be considered alongside the other mechanical and performance requirements of the system. Choosing a gearbox based on backlash alone may not provide the best overall solution.

Key factors to consider include:

✓ Required positioning accuracy and repeatability
✓ Maximum and continuous torque
✓ Motor speed and required gear ratio
✓ Torsional rigidity
✓ Load inertia and acceleration requirements
✓ Duty cycle and operating conditions
✓ Available mounting space and gearbox configuration

The correct balance of these factors will help ensure the gearbox provides the required precision, responsiveness and service life for the application.

Need Help Choosing the Right Gearbox?

Selecting the correct gearbox depends on the complete motion system, including motor speed, torque, gear ratio, inertia, backlash, duty cycle and application requirements.

Micromech can help you select a gearbox with the appropriate backlash, performance and specification for your application.

Talk to an Expert

The post What Is Gearbox Backlash and Why Does It Matter? appeared first on Micromech Ltd.

How to Select the Right Motor for Medical Equipment

kar2032micr — Thu, 01 Oct 2026 15:28:46 +0000

Selecting the right motor is essential when designing medical equipment. From laboratory automation and diagnostic systems to medical pumps and drug delivery equipment, each application has specific requirements for precision, speed, torque and reliability.

This guide explores the key factors to consider when selecting a motor for medical equipment, including different motor technologies, performance requirements and integration considerations.

Medical Motor Selection: At a Glance

Selecting the right motor for medical equipment requires careful consideration of performance, precision and operating conditions. Here are four key factors to evaluate.

Precision & Repeatability

✓ Positioning accuracy
✓ Motion resolution
✓ Consistent movement

Torque & Speed

✓ Load requirements
✓ Operating speed
✓ Acceleration & duty cycle

Size & Integration

✓ Available installation space
✓ Motor configuration
✓ Mechanical integration

Reliability & Environment

✓ Thermal performance
✓ Noise & vibration
✓ Operating conditions

Choosing the Right Motor Technology

Stepper Motors

Precise incremental movement for laboratory automation, dosing and positioning.

Servo Motors

Closed-loop control for applications requiring dynamic performance, variable speeds and accurate positioning.

Frameless Motors

Compact, integrated solutions for medical equipment where space and mechanical design are critical.

Matching Motors to Medical Applications

Different medical applications have different motion control requirements. Selecting the appropriate motor technology depends on factors including positioning accuracy, speed, torque, available space and operating conditions.

Medical Pumps & Drug Delivery

Medical pumping systems require controlled, repeatable movement to support accurate fluid delivery. Stepper motors, servo motors and motor-driven linear actuators can be considered depending on the pumping mechanism, flow requirements and control architecture.

Laboratory Automation

Automated laboratory equipment requires precise, repeatable motion for sample handling, analysis and testing. Stepper motors, servo motors and compact linear actuators can provide accurate positioning and controlled movement for applications such as automated pipetting, sample preparation and diagnostic equipment.

Surgical & Diagnostic Equipment

Surgical and diagnostic equipment demands precise, reliable motion within compact designs. Servo motors, stepper motors and frameless motors can support applications such as robotic surgical systems, medical imaging equipment and automated diagnostic devices, where accurate positioning, smooth movement and repeatability are essential.

Life Support & Respiratory Equipment

Life support and respiratory equipment requires reliable, precisely controlled motion to support critical medical functions. Depending on the application, brushless DC motors and servo motors can provide efficient, responsive operation for ventilators, medical air delivery systems and other respiratory devices.

Motor selection must consider continuous operation, noise, vibration, thermal performance and the equipment’s reliability requirements.

Key Considerations for Medical Motor Selection

Even when a motor meets the application’s performance requirements, several additional factors can influence its suitability for medical equipment.

Accuracy & Patient Safety

Consider the consequences of positioning errors and how feedback, monitoring and appropriate control systems can support reliable operation.

Compact Design & Integration

Medical equipment often has limited installation space. Evaluate motor dimensions, power density and integration with the mechanical assembly.

Quiet & Smooth Operation

Minimise noise, vibration and unwanted movement, particularly in patient-facing equipment and sensitive diagnostic applications.

Continuous Performance & Reliability

Assess operating temperatures, duty cycles, maintenance requirements and expected service life to support dependable operation.

Need Help Choosing the Right Motor?

Our team can help you select the right servo or stepper motor for your application, taking into account speed, torque, accuracy, load requirements and control complexity.

Talk to an Expert

Key Differences: Servo vs Stepper Motors

Servo and stepper motors can both provide precise motion control, but their performance characteristics differ significantly. The comparison below highlights the main factors to consider when selecting the right motor for your application.

Control

Servo Motor: Closed-loop feedback

Stepper Motor: Typically open-loop

Accuracy

Servo Motor: Very high positioning accuracy

Stepper Motor: Good positioning accuracy

Speed

Servo Motor: Performs well at high speeds

Stepper Motor: Best suited to lower speeds

Torque

Servo Motor: Strong torque across a wide speed range

Stepper Motor: High holding torque; torque reduces as speed increases

Load Changes

Servo Motor: Adapts well to changing loads

Stepper Motor: Best with predictable loads

Complexity

Servo Motor: More complex control system

Stepper Motor: Simpler control system

Cost

Servo Motor: Generally higher

Stepper Motor: Generally lower

The post How to Select the Right Motor for Medical Equipment appeared first on Micromech Ltd.

RTA SC32 Electric Cylinders Now Available from Micromech

kar2032micr — Tue, 15 Sep 2026 09:47:45 +0000

Micromech is pleased to offer the RTA SC32 Series Electric Cylinders, providing a compact and configurable solution for precise linear motion in industrial automation, machine building and OEM applications.

Designed as an efficient alternative to pneumatic and hydraulic cylinders, the SC32 Series combines precision mechanics with RTA’s motion-control expertise to deliver smooth, accurate and repeatable linear movement.

Compact Linear Motion for Stepper Motor Applications

The SC32 Series is designed for integration with RTA stepper motors, allowing a complete electromechanical actuator assembly to be supplied ready for installation.

Its compact construction makes the SC32 particularly suitable for machinery where installation space is limited, without compromising positioning performance or reliability.

Standard stroke lengths of 50, 100, 150 and 200 mm are available, with encoder and non-encoder configurations offered to suit different application requirements.

Key Features

Designed specifically for stepper motors
Compact electric-cylinder construction
Ball screw transmission
Maximum force of 200 N
Maximum speed of 250 mm/s
Position repeatability of ±0.025 mm
Stroke lengths of 50, 100, 150 and 200 mm
Integrated anti-rotation
Protection ratings up to IP65
Encoder and non-encoder configurations
Compatible with RTA CSD Series stepper motor drives
Rear clevis, sensors and other accessories available

Typical Applications

The RTA SC32 Series is suitable for applications including:

Industrial automation
Packaging machinery
Pick-and-place systems
Material handling
Assembly equipment
Test and inspection machinery
Compact positioning systems
An Alternative to Pneumatic Actuation

Replacing traditional pneumatic cylinders with electric actuation can provide greater positioning accuracy, improved process control and better repeatability.

Electric cylinders can also help reduce maintenance requirements and energy consumption by eliminating the need for compressed-air infrastructure.

Support from Micromech

Micromech supplies RTA motion-control solutions throughout the UK and can help specify the most suitable SC32 electric-cylinder configuration for your application.

Our experienced engineers can provide technical advice and support from initial product selection through to system integration.

Need help specifying an electric cylinder for your application?

Talk to an Expert

Disclaimer

The use of this news article and images came with permission from RTA.

The post RTA SC32 Electric Cylinders Now Available from Micromech appeared first on Micromech Ltd.

How to Choose the Right Gearbox for a Servo Application

kar2032micr — Wed, 02 Sep 2026 10:56:30 +0000

Choosing the right gearbox is an important part of designing an efficient and reliable servo motion system. The gearbox needs to work effectively with the servo motor while meeting the application’s requirements for torque, speed, positioning accuracy and mechanical load.

A correctly selected gearbox can increase available torque, reduce output speed and help match the motor to the load. However, factors including gear ratio, backlash, torsional rigidity and duty cycle also need to be considered.

This guide looks at the key factors to consider when selecting a gearbox for a servo application.

At a Glance

TORQUE & RATIO

Match the gearbox to the required output torque and speed.

BACKLASH & RIGIDITY

Important considerations for positioning accuracy and dynamic performance.

SPEED & LOADS

Consider operating speed together with radial and axial loading.

DUTY & INSTALLATION

Account for the operating cycle, mounting arrangement and available space.

Key Factors When Choosing a Servo Gearbox

Torque

Consider both continuous and peak torque requirements.

Gear Ratio

Match motor speed to the required output speed and torque.

Backlash

Lower backlash helps improve positioning accuracy when direction changes.

Torsional Rigidity

Higher rigidity reduces gearbox deflection under load.

Speed & Loads

Check operating speeds together with radial and axial loads.

Duty Cycle

Consider acceleration, deceleration and repetitive operation.

Planetary vs Right-Angle Gearboxes

Planetary and right-angle gearboxes can both be used in servo applications, but their mechanical arrangements make them suited to different machine designs and performance requirements.

PLANETARY GEARBOX

Inline motor and output arrangement
High torque density
Low-backlash options
Compact design
Well suited to precision servo applications

RIGHT-ANGLE GEARBOX

Changes drive direction by 90°
Useful where installation space is restricted
Compact machine layouts
Different gearing configurations available
Suitable for a wide range of servo applications

Gearbox Sizing Considerations

Correct gearbox sizing is essential for reliable performance and service life. The gearbox must be capable of handling the application’s torque, speed and dynamic loads while providing the required output performance.

GEAR RATIO

Motor Speed
÷
Required Output Speed

Example

3000 rpm ÷ 500 rpm

6:1

Calculating Gear Ratio

Gear ratio determines the relationship between the servo motor speed and the gearbox output speed.

Gear Ratio = Motor Speed ÷ Required Output Speed

For example, if a servo motor operates at 3000 rpm and the required output speed is 500 rpm, a 6:1 ratio is required.

The gearbox reduces the output speed while increasing the available output torque. The selected ratio should therefore suit both the required machine speed and torque.

Backlash, Accuracy and Rigidity

For precision servo applications, gearbox performance is influenced by both backlash and torsional rigidity. These characteristics affect positioning accuracy, repeatability and the dynamic response of the machine.

Backlash
Backlash is the small amount of movement that can occur between mating gear teeth when the direction of rotation changes. Low-backlash gearboxes are particularly important in applications requiring accurate positioning and frequent reversing motion.

Torsional Rigidity
Torsional rigidity describes the gearbox’s resistance to twisting under load. Higher rigidity helps maintain accurate positioning during acceleration and deceleration and can improve the responsiveness of the servo system.

For demanding servo applications, consider:

✓ Low backlash
✓ High torsional rigidity
✓ Positioning accuracy
✓ Repeatability
✓ Dynamic response

Efficiency and Service Life

Gearbox efficiency and service life should be considered alongside torque, speed and accuracy. The correct gearbox can reduce energy losses, minimise heat generation and provide reliable operation throughout the life of the machine.

EFFICIENCY

✓ Consider gearbox efficiency at the required operating point
✓ Higher efficiency reduces power losses
✓ Reduced losses can help minimise heat generation
✓ Particularly important in continuous-duty applications

SERVICE LIFE

✓ Consider operating hours and duty cycle
✓ Check radial and axial load requirements
✓ Allow for shock loads and frequent acceleration
✓ Correct sizing helps maximise gearbox life
✓ Follow the manufacturer’s lubrication requirements

Need Help Choosing the Right Gearbox?

Selecting the correct gearbox depends on the complete motion system, including motor speed, torque, gear ratio, inertia, backlash, duty cycle and application requirements.

Micromech can help you identify a suitable gearbox and servo motor combination for your application.

Talk to an Expert

The post How to Choose the Right Gearbox for a Servo Application appeared first on Micromech Ltd.

Choosing the Right Servo or Stepper Motor

kar2032micr — Wed, 12 Aug 2026 14:12:14 +0000

Selecting the right motor is essential for achieving the performance, precision and reliability your application demands. While both servo and stepper motors are widely used in motion control systems, each offers unique advantages depending on factors such as speed, torque, positioning accuracy, load characteristics and budget.

This guide explains the key differences between servo and stepper motors, helping you understand when each technology is the best choice and how to select the most suitable solution for your application.

Servo vs Stepper: At a Glance

Compare the key characteristics of servo and stepper motors to help identify the most suitable solution for your application.

Servo Motors

✓ High-speed performance
✓ Excellent positioning accuracy
✓ Closed-loop feedback
✓ Suitable for dynamic loads
✓ Ideal for demanding automation

Stepper Motors

✓ Simple open-loop control
✓ High holding torque
✓ Cost-effective solution
✓ Well suited to lower speeds
✓ Ideal for indexing applications

How They Work

Although servo and stepper motors are both used for precise motion control, they operate in fundamentally different ways. Understanding these differences will help you select the most suitable technology for your application’s performance, accuracy and cost requirements.

Servo Motors

Operate using closed-loop feedback.

The motor continuously monitors its position and automatically corrects any deviation, providing excellent accuracy, smooth motion and high-speed performance.

Stepper Motors

Operate using open-loop control.

The motor moves in fixed increments without feedback, making it a simple, reliable and cost-effective solution for many positioning applications.

Servo Motors

Servo motors use closed-loop feedback to deliver high levels of precision, speed and dynamic performance. They are the preferred choice for demanding motion control applications where accuracy and responsiveness are critical.

What is a Servo Motor?

A servo motor is a closed-loop motion control system that uses continuous feedback from an encoder or resolver to precisely control position, speed and torque. This feedback allows the controller to automatically correct any deviation, delivering highly accurate positioning, smooth motion and reliable performance. Servo motors are ideal for applications requiring high speeds, changing loads and precise control.

Advantages

✓ High positioning accuracy
✓ Excellent speed and torque control
✓ Smooth, responsive motion
✓ Performs well at high speeds
✓ Adapts to changing loads
✓ Ideal for complex motion control applications

Typical Applications

Robotics and automation
CNC machinery
Packaging equipment
Pick-and-place systems
Medical devices
Inspection and test equipment

Stepper Motors

Stepper motors move in precise, fixed increments without requiring continuous position feedback. They offer a simple, cost-effective solution for applications requiring accurate positioning at lower speeds and are widely used in automation, laboratory equipment and positioning systems.

What is a Stepper Motor?

A stepper motor is an open-loop motion control system that rotates in fixed angular steps. Each electrical pulse moves the motor by a precise increment, allowing accurate positioning without the need for an encoder or feedback device in many applications. Stepper motors are valued for their simplicity, repeatability and cost-effectiveness, making them an excellent choice for applications requiring controlled movement at lower speeds.

Advantages

✓ Excellent positioning repeatability
✓ Simple open-loop control
✓ Cost-effective solution
✓ High holding torque at standstill
✓ Easy to integrate into control systems
✓ Ideal for lower-speed positioning applications

Typical Applications

Laboratory and analytical equipment
3D printers
CNC routers and engravers
Textile machinery
Valve and damper control
Laboratory automation

Choosing the Right Motor

Choosing between a servo and stepper motor depends on the performance requirements of your application. Speed, torque, accuracy, load characteristics and budget should all be considered when selecting the most suitable motor technology.

Choose a Servo Motor When…

✓ High positioning accuracy is critical
✓ High-speed operation is required
✓ Loads vary during operation
✓ Rapid acceleration is required
✓ Continuous position feedback is required
✓ Complex motion control is required

Choose a Stepper Motor When…

✓ The application operates at lower speeds
✓ Loads are relatively predictable
✓ Simple, repeatable positioning is required
✓ High holding torque is important
✓ Cost and system simplicity are priorities
✓ Open-loop control is suitable

Key Differences: Servo vs Stepper Motors

Consideration

Servo Motor

Stepper Motor

Control

Closed-loop feedback

Typically open-loop

Accuracy

Very high positioning accuracy

Good positioning accuracy

Speed

Performs well at high speeds

Best suited to lower speeds

Torque

Strong torque across a wide speed range

High holding torque; torque reduces as speed increases

Load Changes

Adapts well to changing loads

Best with predictable loads

Complexity

More complex control system

Simpler control system

Cost

Generally higher

Generally lower

Need Help Choosing the Right Motor?

Our team can help you select the right servo or stepper motor for your application, taking into account speed, torque, accuracy, load requirements and control complexity.

Talk to an Expert

Key Differences: Servo vs Stepper Motors

Control

Servo Motor: Closed-loop feedback

Stepper Motor: Typically open-loop

Accuracy

Servo Motor: Very high positioning accuracy

Stepper Motor: Good positioning accuracy

Speed

Servo Motor: Performs well at high speeds

Stepper Motor: Best suited to lower speeds

Torque

Servo Motor: Strong torque across a wide speed range

Stepper Motor: High holding torque; torque reduces as speed increases

Load Changes

Servo Motor: Adapts well to changing loads

Stepper Motor: Best with predictable loads

Complexity

Servo Motor: More complex control system

Stepper Motor: Simpler control system

Cost

Servo Motor: Generally higher

Stepper Motor: Generally lower

The post Choosing the Right Servo or Stepper Motor appeared first on Micromech Ltd.

Precision Motors for Life Support Machines

kar2032micr — Mon, 20 Jul 2026 09:58:51 +0000

Life support machines depend on reliable, accurate motion control to help healthcare professionals deliver safe and consistent patient care. Whether controlling airflow, pumping fluids or positioning critical components, electric motors play a vital role in ensuring medical equipment operates with exceptional precision and dependability.

At Micromech, we supply high-performance motors and motion control solutions suitable for manufacturers developing life support and critical care equipment.

Where motors are used in life support equipment

Precision motors are commonly integrated into a wide range of medical devices, including:

Mechanical ventilators
Anaesthesia delivery systems
Heart-lung bypass machines
Dialysis equipment
Infusion and syringe pumps
Oxygen concentrators
Patient positioning systems
Medical suction equipment

These applications require smooth, repeatable motion, rapid response times and reliable operation, often in environments where equipment is expected to run continuously.

Why precision matters

In life support equipment, even the smallest movement can have a significant impact on performance. Motion control systems must provide:

Accurate speed and position control
Smooth, vibration-free operation
Quiet performance for patient comfort
High reliability during continuous operation
Compact designs for space-constrained medical equipment
Long service life with minimal maintenance

Selecting the right motor helps manufacturers achieve the performance and consistency demanded in critical care environments.

Motion control solutions from Micromech

Micromech supplies a broad range of motion control products suitable for medical equipment manufacturers, including:

Brushless servo motors
Precision stepper motors
Linear motors
Servo drives
Motion controllers
Precision gearboxes
Rotary and linear encoders

Working with leading global manufacturers, we help engineers select the most appropriate solution for demanding medical applications.

Why choose Micromech?

Expert technical support
Wide range of industry-leading suppliers
Custom motion control solutions
High-performance products for precision applications
Support from prototype through to production

Looking for motors for life support equipment?

Our experienced engineers can help you select the right motion control solution for your medical application.

Contact Micromech today to discuss your project.

The post Precision Motors for Life Support Machines appeared first on Micromech Ltd.

Akribis AQM Series Ironcore Linear Motors Available from Micromech

kar2032micr — Tue, 14 Jul 2026 11:45:24 +0000

Micromech supplies the Akribis AQM Series Ironcore Linear Motors, offering machine builders and OEMs a compact, high-performance solution for precision linear motion in demanding automation applications.

Designed for long travel strokes, the AQM Series combines ironcore technology with low cogging force, delivering smooth motion, excellent force output and responsive performance. Its exceptionally narrow profile also makes it an ideal choice where installation space is limited.

Designed for Precision Motion Control

The AQM Series has been developed for applications requiring accurate positioning, repeatable performance and reliable operation over long travel distances. A range of motor sizes and magnet track lengths allows engineers to select the most suitable configuration for their application.

Typical applications include:

Semiconductor manufacturing
Electronics assembly
Packaging and labelling machinery
Pick-and-place systems
Inspection and test equipment
Precision automation
Robotics and material handling

Key Features

The Akribis AQM Series offers:

Ironcore linear motor technology
Low cogging force for smoother motion
Compact, narrow motor design
High force density and stiffness
Fast response and dynamic performance
Cost-effective solution for long travel applications
Multiple motor sizes and magnet track lengths

These features make the AQM Series an excellent choice for engineers seeking reliable, high-performance linear motion while optimising machine footprint and overall system performance.

Technical Support from Micromech

Selecting the right linear motor is critical to achieving optimum machine performance. Micromech’s experienced motion control engineers can provide advice on motor selection, sizing and system integration, helping you identify the most suitable Akribis solution for your application.

To learn more about the Akribis AQM Series Ironcore Linear Motors, visit the product page or please contact the Micromech team to discuss your motion control requirements.

Disclaimer

The use of this news article and images came with permission from Akribis.

The post Akribis AQM Series Ironcore Linear Motors Available from Micromech appeared first on Micromech Ltd.

Navigating Hazardous Locations: How to Select ATEX & UL Certified Motors

kar2032micr — Tue, 07 Jul 2026 10:44:39 +0000

Hazardous locations introduce a unique motor design challenge. Engineers must meet strict safety and regulatory requirements without adding unnecessary size, cost or complexity. This white paper provides a structured approach to motor selection for UL, ATEX and IECEx environments.

Learn how to classify environmental risk, match protection concepts to application needs, and specify motors that achieve both safety and performance in industrial automation systems.

Download the Kollmorgen White Paper

Visit our Kollmorgen page to view the full range or for assistance specifying Kollmorgen products for your application contact our sales team.

Disclaimer

The use of this news article and images came with permission from Kollmorgen

The post Navigating Hazardous Locations: How to Select ATEX & UL Certified Motors appeared first on Micromech Ltd.

Same Sky AMT Absolute Encoders Now Available

kar2032micr — Mon, 29 Jun 2026 13:09:50 +0000

We are pleased to announce the availability of the AMT absolute encoder range from Same Sky, providing highly accurate position feedback for industrial automation, robotics, and motion control applications.

The AMT absolute encoder family combines contactless capacitive sensing technology with a modular design, delivering reliable performance in demanding environments while simplifying installation and reducing assembly time. Unlike incremental encoders, absolute encoders retain their position after power loss, eliminating the need for homing on start-up and improving overall system efficiency.

Available Series

The AMT absolute encoder range includes:

AMT20 Series
AMT21 Series
AMT22 Series
AMT23 Series
AMT24 Series
AMT25 Series

Supporting both single-turn and multi-turn configurations, the range offers 12-bit and 14-bit resolution options together with SPI, SSI, and RS-485 communication interfaces, depending on the selected series. The modular platform also supports multiple shaft sizes, allowing engineers to integrate the encoder into a wide range of motor designs.

Key Features

Contactless capacitive sensing technology
True absolute position feedback
No homing required after power loss
Single-turn and multi-turn options
SPI, SSI and RS-485 communication interfaces (series dependent)
12-bit and 14-bit resolution options
Compact modular design with flexible mounting options
Resistant to dust, dirt, and oil contamination
Low power consumption

Applications

The AMT absolute encoder range is ideal for applications requiring precise and reliable position feedback, including:

Industrial automation
Robotics
Servo motor systems
Automated guided vehicles (AGVs)
Medical equipment
Packaging machinery
Material handling systems
Reliable Position Feedback for Modern Motion Control

Learn More

The Same Sky AMT absolute encoder platform provides engineers with a rugged and flexible feedback solution that combines high accuracy, modular installation, and reliable operation. Its contactless capacitive technology offers excellent resistance to contaminants, making it well suited to demanding industrial environments where long-term performance is essential.

For technical support, pricing, or application guidance, contact the Micromech team today: 👉 Contact Us

Disclaimer

The use of this news article and images came with permission from Same Sky

The post Same Sky AMT Absolute Encoders Now Available appeared first on Micromech Ltd.